[INFO] fetching crate lightweight-mmap 0.7.0...
[INFO] testing lightweight-mmap-0.7.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate lightweight-mmap 0.7.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate lightweight-mmap 0.7.0
[INFO] finished tweaking crates.io crate lightweight-mmap 0.7.0
[INFO] tweaked toml for crates.io crate lightweight-mmap 0.7.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lightweight-mmap 0.7.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lightweight-mmap 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3dbfa522909e1beef6065191b9f2c478fd1b5959223b650c6854abfcf5cc9758
[INFO] running `Command { std: "docker" "start" "-a" "3dbfa522909e1beef6065191b9f2c478fd1b5959223b650c6854abfcf5cc9758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dbfa522909e1beef6065191b9f2c478fd1b5959223b650c6854abfcf5cc9758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dbfa522909e1beef6065191b9f2c478fd1b5959223b650c6854abfcf5cc9758", kill_on_drop: false }`
[INFO] [stdout] 3dbfa522909e1beef6065191b9f2c478fd1b5959223b650c6854abfcf5cc9758
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0affecc1f37c6b33415ce28cb2ab26c9fcfcf7827d59eabb06e7cab5a60522b
[INFO] running `Command { std: "docker" "start" "-a" "e0affecc1f37c6b33415ce28cb2ab26c9fcfcf7827d59eabb06e7cab5a60522b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling errno v0.3.13
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling lightweight-mmap v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.16s
[INFO] running `Command { std: "docker" "inspect" "e0affecc1f37c6b33415ce28cb2ab26c9fcfcf7827d59eabb06e7cab5a60522b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0affecc1f37c6b33415ce28cb2ab26c9fcfcf7827d59eabb06e7cab5a60522b", kill_on_drop: false }`
[INFO] [stdout] e0affecc1f37c6b33415ce28cb2ab26c9fcfcf7827d59eabb06e7cab5a60522b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 486e86ffe14771cb76c115bf6cf4394d22488678bd29c5a8833211202259f4c4
[INFO] running `Command { std: "docker" "start" "-a" "486e86ffe14771cb76c115bf6cf4394d22488678bd29c5a8833211202259f4c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling lightweight-mmap v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "486e86ffe14771cb76c115bf6cf4394d22488678bd29c5a8833211202259f4c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "486e86ffe14771cb76c115bf6cf4394d22488678bd29c5a8833211202259f4c4", kill_on_drop: false }`
[INFO] [stdout] 486e86ffe14771cb76c115bf6cf4394d22488678bd29c5a8833211202259f4c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d84550ca27c9456cdc713b7eb86425db280a16cf2ecbaf0f6bbf5f61411134ef
[INFO] running `Command { std: "docker" "start" "-a" "d84550ca27c9456cdc713b7eb86425db280a16cf2ecbaf0f6bbf5f61411134ef", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lightweight_mmap-d4b438c7ed6403fb)
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test handles::readonly::tests::readonly_handle_is_send ... ok
[INFO] [stdout] test handles::readonly::tests::size_fails_on_nonexistent_file ... ok
[INFO] [stdout] test handles::readwrite::tests::preallocated_fails_on_invalid_path ... ok
[INFO] [stdout] test handles::readonly::tests::can_get_size_of_nonempty_file ... ok
[INFO] [stdout] test handles::readonly::tests::can_open_handle_multiple_times ... ok
[INFO] [stdout] test mmap::readonly::owned::tests::readonly_owned_mmap_is_send ... ok
[INFO] [stdout] test handles::readwrite::tests::readwrite_handle_is_send ... ok
[INFO] [stdout] test handles::readwrite::tests::can_create_preallocated_file ... ok
[INFO] [stdout] test handles::readonly::tests::can_get_size_of_empty_file ... ok
[INFO] [stdout] test handles::readwrite::tests::preallocated_file_is_writable ... ok
[INFO] [stdout] test handles::readwrite::tests::can_open_handle_multiple_times ... ok
[INFO] [stdout] test handles::readwrite::tests::can_memory_map_preallocated_file ... ok
[INFO] [stdout] test handles::readonly::tests::can_open_read_only_file_handle ... ok
[INFO] [stdout] test handles::readwrite::tests::preallocated_extends_existing_file ... ok
[INFO] [stdout] test handles::readwrite::tests::can_open_read_write_file_handle ... ok
[INFO] [stdout] test handles::readwrite::tests::preallocated_truncates_existing_file ... ok
[INFO] [stdout] test mmap::readonly::owned::tests::readonly_owned_mmap_is_sync ... ok
[INFO] [stdout] test mmap::readonly::owned::tests::test_owned_mmap_basic ... ok
[INFO] [stdout] test mmap::readonly::owned::tests::test_owned_mmap_multiple_views ... ok
[INFO] [stdout] test mmap::readonly::tests::empty_mapping_uses_non_null_pointer ... ok
[INFO] [stdout] test mmap::readonly::tests::can_map_with_offset ... ok
[INFO] [stdout] test mmap::readonly::tests::can_map_with_unaligned_offset ... ok
[INFO] [stdout] test mmap::readonly::tests::can_map_entire_file ... ok
[INFO] [stdout] test mmap::readwrite::tests::handles_zero_length_edge_case ... ok
[INFO] [stdout] test mmap::readwrite::owned::tests::readonly_owned_mmap_is_sync ... ok
[INFO] [stdout] test mmap::readwrite::tests::multiple_mappings_same_file ... ok
[INFO] [stdout] test mmap::readwrite::owned::tests::test_owned_mmap_basic_rw ... ok
[INFO] [stdout] test mmap::readwrite::owned::tests::test_owned_mmap_multiple_views_rw ... ok
[INFO] [stdout] test mmap::readwrite::tests::can_create_and_write_mapping ... ok
[INFO] [stdout] test mmap::readwrite::owned::tests::readonly_owned_mmap_is_send ... ok
[INFO] [stdout] test mmap::readwrite::tests::can_write_with_unaligned_offset ... ok
[INFO] [stdout] test mmap::readwrite::tests::can_create_empty_mapping ... ok
[INFO] [stdout] test mmap::readonly::tests::can_create_empty_mapping ... ok
[INFO] [stdout] test mmap::readwrite::tests::can_write_with_offset ... ok
[INFO] [stdout] test mmap::readwrite::tests::empty_mapping_uses_non_null_pointer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lightweight_mmap
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - (line 231) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 96) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 109) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 176) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 195) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 253) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 138) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 120) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 165) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 102) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d84550ca27c9456cdc713b7eb86425db280a16cf2ecbaf0f6bbf5f61411134ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d84550ca27c9456cdc713b7eb86425db280a16cf2ecbaf0f6bbf5f61411134ef", kill_on_drop: false }`
[INFO] [stdout] d84550ca27c9456cdc713b7eb86425db280a16cf2ecbaf0f6bbf5f61411134ef